package com.zyy.joseata.util;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * @author zhangyy
 */
@Component
public class JoSpringBeanUtil implements ApplicationContextAware {

    private static ApplicationContext context;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        setContext(applicationContext);
    }

    public static <T> T getBean(Class<T> clazz) {
        return context.getBean(clazz);
    }

    /**
     * 通过name获取 Bean
     * @param name
     * @return
     */
    public static Object getBean(String name){
        return context.getBean(name);
    }

    public static <T> T getBean(String beanId, Class<T> clazz) {
        return context.getBean(beanId, clazz);
    }

    private static void setContext(ApplicationContext context) {
        JoSpringBeanUtil.context = context;
    }

}